3.3V OCXO Sine Output
Specifications
MCOCXOWS
Parameters
Frequency range:
10.0 ~ 54.0MHz
Frequency stability:
±0.7ppm max first year
±4ppm max in 10 years
±0.1ppm over V
DD
±0.15V
±0.01ppm over 10% change in load
Product
MCOCXOWS
A
B
C
Option
Codes
20.14
±0.08
PIN
12.52
±0.08
1
7
8
14
7.80
±0.20
6.35
±0.50
CONNECTION
Freq adjustment
Ground
Output
Supply
Short term stability:
5x10
-10
, 0.1 to 30s
5x10
-11
over 1s typ
Temperature stability:
±0.075ppm max, 0 to +60°C
±0.15ppm max, -20 to +70°C
±0.25ppm max, -40 to +85°C
Operable temperature range:
-40 to +85°C
Storage temperature range:
-65 to +125°C
Output waveform:
Sinewave from 50Ω
Harmonics < -10dBc
Spurii < -70dBc
Level:
4dBm
/ 50Ω (20MHz)
0dBm / 50Ω (>20MHz)
0.80
0.46Ø
1
14
7
7.62
8
15.24
V3
R1
Features
Frequency adjustment:
Control voltage (pin 1)
±4ppm min, 0V ~ 3.3V
Variable resistor (pins 1 to 7)
±4ppm min, 0 ~ 10kΩ
Supply voltage (V
DD
):
Input current:
+3.3V (±0.15V)
Compact 14-pin DIL package (SMD optional)
3.3V supply voltage
Sinewave output
Very fast warmup
Low power consumption
Wide temperature range available
D1
D2
110mA max @ +30°C
170mA max @ -20°C
Warm up:
within spec after 30s @ 0°C
current 250mA max during 10s
Phase noise (typ @ 10MHz):
-110dBc/Hz @ 10Hz
-135dBc/Hz @ 100Hz
-145dBc/Hz @ 1kHz
-150dBc/Hz @ 10kHz
Shock & vibration:
2,000G, 0.3ms ½-sine
10.0 ~ 2,000Hz, 10G
Package:
Through hole 14 pin DIL
25x22mm SMD carrier PCB
Formed leads SMD
Standard.
Optional - Please specify required code(s) when ordering
Ordering Information
Product name + option codes + frequency
eg:
MCOCXOWS-AR1 10.0MHz
MCOCXOWS-BV3 16.384MHz
Option code X (eg MCOCXOWS/X) denotes a custom spec.
Product is NOT designed to withstand 260°C reflow processing
Tel:
+44 1460 256 100
01 Jul 2010
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
SM Package Options
Option D1
PAD
1
10.50
(max)
2
3
4
22.00
(max)
17.80
5
CONNECTION
Freq adjustment
Not connected
Supply
Output
Ground
20.14
±0.08
14-pin DIL OCXOs
Option D2
PIN
9.50
±0.20
1
7
8
14
0.46Ø
CONNECTION
Freq adjustment
Ground
Output
Supply
SOLDER PAD LAYOUT
3
19.50
12.52
±0.08
1
14
1
2
SOLDER PAD LAYOUT
2.00
5.00
5.60
7
7.62
8
25.40
(max)
2.50
5
2.50
3.50
14.30
4
15.24
4.00
15.24
TOP VIEW
Soldering Profile
°C
240
200
Peak temp
235°C
3°C/s max
100
Slow
cooldown
0
Wave soldering:
Temp peak up to 260°C 5s max (at pins)
Time
Tel:
+44 1460 256 100
02 Jul 10
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
